Diethyl Phosphite Flame Retardant Intermediate from Japan
Diethyl phosphite used to synthesize phosphorus-based flame retardants for textiles and plastics. Classified HTS 2920.22.00.00 as phosphite ester essential for organophosphorus polymer additives.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include REACH Annex XVII flame retardant documentation if EU origin
• Verify P-content analysis (23-24%); variance indicates mixture classification
• Large volume imports (>20MT) require EPA pre-manufacture notification